package com.itheima.mapper;

import com.itheima.pojo.Dept;
import com.itheima.pojo.Result;
import org.apache.ibatis.annotations.*;
import org.springframework.web.bind.annotation.DeleteMapping;

import java.util.List;
@Mapper
public interface DeptMapper {
    /**
     * 查询所有部门
     */
    @Select("select * from dept")
    public List<Dept> findAll();

    /**
     * 根据id删除部门
     */
    @Delete("delete from dept where id = #{id}")
    void deleteById(Integer id);

    @Insert("insert into dept(name,create_time,update_time) values(#{name},#{createTime},#{updateTime})")
    void insert(Dept dept);

    @Select("select id,name,create_time,update_time from dept where id = #{id}")
    Dept getById(Integer id);

    @Update("update dept set name = #{name},update_time = #{updateTime} where id = #{id}")
    void update(Dept dept);

    @Select("select count(*) from dept where id = #{id}")
    int countdept(Integer id);
}
